Pennon Group Plc
Billing Administrator
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Powered by Water, Driven by Purpose
SES Business Water provides water and wastewater services for businesses across England and Scotland. Our customers include major high street retailers, supermarkets, hospitality and leisure, local and national government, NHS, independent schools, manufacturing, food processing, and an international airport.
We’re proud to be part of Pennon Group, a leader in the UK water sector, working towards a greener future. Our goals? As well as lowering our carbon footprint, we’re working with partners to plant 300,000 trees, restore peatlands, and supporting farmers and landowners to improve water quality and wildlife.
Whether you’re starting out or seeking a new challenge, our scale and ambition create opportunities for you to shape your own career.
Ready to make a splash? Join our team today.
Billing Administrator
SES Business Water
Are you a highly organised administrator with excellent attention to detail? Do you enjoy working with data, resolving problems, and ensuring processes run smoothly? If so, we'd love to hear from you.
SES Business Water is looking for a Billing Administrator to join our Operations team. This is an excellent opportunity to play a key role in delivering accurate billing services, supporting customer onboarding, and ensuring compliance with water market processes and standards.
About The Role
As a Billing Administrator, you will be responsible for supporting a range of billing and operational activities, helping to ensure our customers receive an efficient and accurate service. Working closely with customers, wholesalers, contractors, and internal colleagues, you will manage billing data, process market transactions, and contribute to the continuous improvement of our processes.
Key Responsibilities
- Process and upload meter readings within billing systems to meet billing deadlines.
- Liaise with customers and meter reading contractors to obtain cyclical meter readings and resolve associated queries.
- Investigate and resolve meter reading exceptions.
- Work closely with wholesalers to resolve issues relating to market data, metering, and operational processes.
- Validate billing information through pre-billing and post-billing reporting activities.
- Coordinate and process market notifications and transactions within required industry timescales.
- Process transactions relating to meter corrections, new connections, gap sites, and Directions to Supply in line with Market Performance Standards.
- Maintain accurate customer account records within HiAffinity, CMOS, and CMA.
- Support customer onboarding activities and ensure all processes are completed within required timelines.
- Provide support and cover across billing operations when required.
- Identify opportunities for process improvement and support the testing and implementation of new systems and automated solutions.
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About You
To be successful in this role, you will have:
Essential
- GCSE Mathematics and English Language at Grade C/4 or above (or equivalent).
- Experience processing and maintaining accurate data within business systems.
- Strong attention to detail and commitment to accuracy.
- Excellent organisational and administrative skills.
- Strong IT skills, including Microsoft Office applications.
- The ability to manage multiple priorities and work to deadlines.
- Strong communication skills and the ability to build positive working relationships.
- A flexible and proactive approach to work.
- Willingness to learn new systems and processes.
Desirable
- Experience working within the water industry.
- Knowledge of CMOS, CMA, HiAffinity, or similar systems.
- Understanding of the non-household water market in England and Scotland.
- Experience in database management.
- An interest in process improvement and automation.
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Why Join Us?
At SES Business Water, you'll be joining a supportive and collaborative team within a growing business. We are committed to developing our people, encouraging new ideas, and providing opportunities to build valuable industry knowledge and experience.
If you are looking for a role where your attention to detail, problem-solving skills, and customer focus can make a real impact, we would be delighted to hear from you.
Apply today and become part of our continued success.
Ready to make a difference? Join us as our Billing Administrator and help create a workplace where people thrive.
Benefits
- Competitive Salary – Based on experience and skills
- Annual Bonus Scheme – Recognising company performance
- Pension Scheme – Helping you plan for your future
- Healthcare Benefits – Access to employee assistance programs
- Employee Discounts – On various products and services
- Generous Annual Leave – Take time to recharge with our holiday entitlement
Closing Date: 12th August 2026
We may close this vacancy early if we receive a high volume of applications. We encourage you to apply as soon as possible.
Please note that the successful candidate will be subject to a mandatory DBS check as part of the onboarding process.
Our Values
Be Rock Solid - Build trust and be trusted. Be the one we all look to and can depend on.
Be You - We want you to bring your best everyday. Be yourself and make your mark in your individual way.
Be the Future - Embrace change. Drive Progress. Own the challenge.
About Us
Founded in 1989, Pennon is a FTSE 250 listed company and one of the leading businesses in the UK water sector.
Serving a population of c.3.5million people and c.380,000 business customers, we're committed to supporting the lives of people and the places they love for generations to come.
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